Study Biology

Question 1

(Multiple Choice)

What is happening during the phase labeled B? What is happening during the phase labeled B? A) Atrial depolarization B) Ventricular depolarization C) Ventricular repolarization D) AV valve closure


A) Atrial depolarization
B) Ventricular depolarization
C) Ventricular repolarization
D) AV valve closure

Answer

B

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